Lost Soul Ultra
Lethbridge, Canada • 11-12 Sep 2026
Lost Soul Ultra : Lethbridge, Alberta
The event takes place September 11-12, 2026 in the Oldman River valley near Lethbridge, Alberta. It is held on lands traditionally used by the Blackfoot people and shared with the Cree and Metis. Distances offered:
- 100 Mile
- 100K
- 50K
Course, format and entry
One lap measures 50 km and has about 1,100 m (3,600 ft) of elevation change. Most hills are about 50-80 m (150-250 ft) high, and runners encounter about 14 such hills per lap.
Two events begin on Friday morning: the 100 mile and the 100 km. The 100 mile requires three laps plus an extra 9 km loop and has a 33-hour cutoff. The 100 km requires two laps (about 102 km) and has a 21-hour cutoff. The 50 km begins on Saturday morning and has an 11-hour cutoff for one lap. The 100 mile and 100 km are qualifying events for the Western States Endurance Run. Entrants must be at least 18 years of age on race day. Finishers receive a large etched rock.
Registration opens November 1, 2025. The organizer offers dropout partial credits for future entry on a sliding schedule from 100% credit through November-February down to a small credit in August. Visit the organization's website for the most recent information.